Kōsuke Kitajima is a retired Japanese swimmer, known for his exceptional skills in breaststroke. Born on September 2, 1982, in Kōbe, Japan, he gained international fame for his performances in the 2004 and 2008 Summer Olympics, where he won multiple gold medals. Kitajima is celebrated for his unique swimming technique and has set several world records during his career. In addition to his Olympic success, Kitajima has also excelled in the World Championships, earning numerous titles. His achievements have made him a prominent figure in the world of competitive swimming, inspiring many young athletes in Japan and beyond.